package dao;

import domain.Student;

import java.util.List;

public interface StudentDao {
    int add(Student student);
    int batchAdd(List<Student> students);
    int update(Student student);
    int delete(String studentNum);
    List<Student> queryAll();
    Student getByStudentNum(String studentNum);
    List<Student> getStusByClassNum(String classNum);
}
